Photographer: Kenneth J. Sytsma
Helianthus divaricatus L.
divaricate sunflower, woodland sunflower
Helianthus: derived from two Greek words helios, "sun," and anthos, "flower," in reference to the sunflower's supposed tendency to always turn toward the sun
divaricatus: Latin for "divergent" or "spreading" or "spread asunder"
|Plant: ||erect, perennial, 20"-60" tall forb; stems smooth below the inflorescence|
|Flower: ||head 1 1/2"-3" wide with 8-15 yellow rays and a yellow, 1/2" wide disk; inflorescence (cymose) one to several heads at the ends of the stiff branches, bracts (phyllaries) loosely arranged and often with reflexed tips; blooms July-Sept.|
|Leaf:||all opposite, usually stalkless or on a very short stalk, rough above, sparsely hairy below, narrowly to widely lance-like, base straight to broadly rounded, tip sharp|
|Habitat: ||dry woods, open places|